Testnet, signet and regtest
The networks for trying things: testnet and its resets, signet (BIP 325) with its signed blocks, testnet4 (BIP 94), and regtest for one machine.
89 threads and 761 messages, 7 Jul 2011 to 7 Sep 2026.
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BIPs
Bitcoin Optech
The threads, in order
Listed by the date of each thread's first message.
2011 2 threads
- Version bytes Pieter Wuille6 messages
- Version bytes "2.0" Luke Dashjr10 messages
2012 2 threads
- Testnet reset for the 0.7 release Gavin Andresen1 message
- Testnet3 difficulty transition problem? Andreas Schildbach3 messages
2013 12 threads
- 3 messages
- Testnet DNS seed Peter Todd5 messages
- Blockchain as root CA for payment protocol Timo Hanke8 messages
- Enable tx replacement on testnet. (#2516) Peter Todd1 message
- Anti DoS for tx replacement Mike Hearn26 messages
- 0.8.2rc1 ready for testing Gavin Andresen3 messages
- Automated Weekly Testnet Alerts Matt Corallo2 messages
- is there a way to do bitcoin-staging? Adam Back27 messages
- Proposal: remove "getwork" RPC from bitcoind Jeff Garzik22 messages
- Testnet under attack? Mike Belshe2 messages
- Payment processors that support testnet? Troy Benjegerdes1 message
- Testnet block explorer Mike Hearn7 messages
2014 9 threads
- Stealth Payments - Sample Code / Proof of Concept Jeremy Spilman3 messages
- 90 messages
- Timed testing Jorge Timón9 messages
- Regtest Address Version Change Proposal Warren Togami4 messages
- DNS seeds unstable Andreas Schildbach36 messages
- 18 messages
- Policy for DNS seeds Wladimir J. van der Laan5 messages
- Question on creating test cases for block.CheckBlock() Sergio Lerner2 messages
- Increasing regularity of block times? Rusty Russell4 messages
2015 10 threads
- Re-enabling simple tx replacement Ross Nicoll10 messages
- Testnet3 Thy Shizzle2 messages
- 2 messages
- 1 message
- 2 messages
- Bitcoin Core 0.11.0 released Wladimir J. van der Laan4 messages
- Alternative chain support for payment protocol Ross Nicoll13 messages
- TestNet block starved? Danny Thorpe1 message
- 22 messages
- RFC - BIP: URI scheme for Blockchain exploration Marco Pontello32 messages
2016 3 threads
- SegWit testnet is live Eric Lombrozo4 messages
- New BIP: Low S values signatures Johnson Lau5 messages
- 4 messages
2017 4 threads
- Issolated Bitcoin Nodes Juan Garavaglia7 messages
- Segregated witness p2p layer compatibility Suhas Daftuar3 messages
- 3 messages
- BIP49 Derivation scheme changes shiva sitamraju7 messages
2018 3 threads
- Testnet block generation Mattia Rossi2 messages
- 1 message
- Testnet3 Reest shiva sitamraju7 messages
2019 5 threads
- Signet Karl-Johan Alm11 messages
- testnet4 Emil Engler5 messages
- BIP: Signet Karl-Johan Alm1 message
- Regular testnet reset Emil Engler2 messages
- Is Signet Bitcoin? Karl-Johan Alm3 messages
2020 3 threads
- Signet: static genesis block, and dynamic message start Karl-Johan Alm1 message
- Signet update Karl-Johan Alm1 message
- Default Signet, Custom Signets and Resetting Testnet Michael Folkson2 messages
2021 6 threads
- BIP32/43-based standard for Schnorr signatures & decentralized identity Dr Maxim Orlovsky10 messages
- 2 messages
- 12 messages
- 18 messages
- Taproot testnet wallet Andreas Schildbach5 messages
- On the regularity of soft forks Michael Folkson13 messages
2022 9 threads
- 5 messages
- CTV Signet Parameters Jeremy Rubin16 messages
- 2 messages
- Wasabi Wallet 2.0 Testnet Release Max Hillebrand4 messages
- One testnet to rule them all vjudeu4 messages
- 3 messages
- bitcoin-inquistion: evaluating soft forks on signet Anthony Towns15 messages
- Custom signet for testing full RBF alicexbt3 messages
- bitcoin-inquistion 23.0: evaluating soft forks on signet Anthony Towns1 message
2023 4 threads
- 3 messages
- 5 messages
- Announcing Libforesta Davidson Souza5 messages
- Swift Activation - CTV alicexbt14 messages
2024 4 threads
- One-Shot Replace-By-Fee-Rate Peter Todd8 messages
- The Future of Bitcoin Testnet Jameson Lopp42 messages
- BIP for Testnet 4 Fabian3 messages
- 3 messages
2025 6 threads
- Does anyone still need testnet3? Sjors Provoost7 messages
- Time to add CSFS to Signet? Weikeng Chen9 messages
- Unbreaking testnet4 Antoine Poinsot35 messages
- OP_CAT Enables Winternitz Signatures conduition8 messages
- 4-leaf Taproot Merkle Tree in Python: testnet implementation + control block analysis aaron.recompile1 message
- Feedback on a simple 2-path vault design (2-of-2 + CLTV recovery) and use of pruned nodes for UTXO retrieval victor perez5 messages
2026 7 threads
- Unbreaking testnet4 Angelo4 messages
- BIP 54 active on Bitcoin Inquisition Antoine Poinsot5 messages
- Subject: Eltoo / LN-Symmetry on Inquisition Signet: BIP 118 + 3-Round State Chain (APO+CTV) aaron.recompile5 messages
- Fly Client Proposal Zac Mitton9 messages
- Weak Quantum Bounty Ceremony Erik Aronesty7 messages
- Testnet 5 Pol Espinasa11 messages
- Testnet 4 difficulty/hashrate Anthony Towns3 messages